| ECO B13 in 1996 play it! lemmers oscar defeats black's volzhin alexande in 75 moves | 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Qb3 Bxf3 9. gxf3 e6 10. Qxb7 Nxd4 11. Bb5+ Nxb5 12. Qc6+ Ke7 13. Qxb5 Qd7 14. Nxd5+ Qxd5 15. Qxd5 exd5 16. Bf4 Ke6 17. O-O-O Rd8 18. Rhe1+ Kf5 19. Be3 Rd7 20. Rg1 h5 21. Rd4 f6 22. Rgd1 Ke6 23. Ra4 Bd6 24. Ra6 Kf7 25. Rxd5 Rc7+ 26. Kb1 Bxh2 27. f4 h4 28. Rd1 Rc4 29. f5 Rg4 30. Rxa7+ Kg8 31. f3 Rg2 32. Rd8+ Kh7 33. Rd4 Bg3 34. Rg4 Rb8 35. Rgxg7+ Kh8 36. Rh7+ Kg8 37. Rag7+ Kf8 38. Bc5+ |
| ECO B14 in 1992 play it! lemmers oscar defeats black's grooten herman in 73 moves | 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. cxd5 Nxd5 8. Qc2 Qc7 9. Bd2 Bxc3 10. bxc3 Nd7 11. c4 N5f6 12. Bd3 O-O 13. O-O b6 14. Rfe1 h6 15. Qc1 Bb7 16. Bxh6 Bxf3 17. Qg5 Ne8 18. gxf3 Qd6 19. Re4 f5 20. Rh4 Rf6 21. Kh1 Nf8 22. Bxg7 Rg6 23. Bxf8 Rxg5 24. Bxd6 Nxd6 25. Rh6 Re8 26. Re1 Kf7 27. Rh7+ Rg7 28. Rxg7+ Kxg7 29. c5 bxc5 30. dxc5 Nb7 31. c6 Nd6 32. c7 Kf6 33. Ba6 Ke7 34. Rd1 Nc8 35. Bb5 Rf8 36. Rd7+ Kf6 37. Rd8 |
| ECO B14 in 1995 play it! lemmers oscar defeats black's abbink michel in 67 moves | 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. cxd5 Nxd5 8. Qc2 Nc6 9. Bd3 Be7 10. a3 Nf6 11. Bg5 O-O 12. Rd1 g6 13. O-O Bd7 14. Rfe1 Re8 15. Bc1 Rc8 16. Qe2 Qc7 17. Bb1 Na5 18. Ba2 Nc4 19. Ne5 b5 20. Qf3 Nxe5 21. dxe5 Bc6 22. Qe2 Nh5 23. Nxb5 Qb7 24. Nd6 Bxd6 25. exd6 Nf6 26. f3 Nd5 27. Qe5 Ba4 28. b3 Bd7 29. Bb2 f6 30. Qe4 Rc6 31. b4 Rxd6 32. Qh4 g5 33. Qh6 Rf8 34. Bxd5 |
| ECO B13 in 1992 play it! lemmers oscar defeats black's van der mee andy in 73 moves | 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Qb3 Bg7 7. cxd5 O-O 8. Nge2 Nbd7 9. g3 Nb6 10. Bg2 Bg4 11. O-O Nfxd5 12. Nf4 Nxf4 13. Bxf4 Qd7 14. d5 Rac8 15. Rac1 Rfd8 16. f3 Bh3 17. Rfd1 Bxg2 18. Kxg2 Bxc3 19. bxc3 Nxd5 20. Bh6 Qc6 21. Rd4 e5 22. Rh4 Qb6 23. c4 Qxb3 24. axb3 f6 25. cxd5 Rxc1 26. Bxc1 Rxd5 27. Rc4 Rd7 28. f4 Kf7 29. fxe5 fxe5 30. b4 Ke6 31. Kf3 b6 32. Ke4 Re7 33. b5 Kd7 34. Bb2 Rf7 35. Rc2 h5 36. Bxe5 Rf5 37. Kd5 |
| ECO B14 in 1995 play it! lemmers oscar defeats black's abbink michel in 71 moves | 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 exd5 8. h3 O-O 9. Bd3 Nc6 10. O-O Be6 11. a3 Rc8 12. Re1 Re8 13. Bf4 a6 14. Rc1 Nd7 15. b4 b5 16. Bb1 Nb6 17. Ba2 Bf6 18. Qd2 Nc4 19. Bxc4 dxc4 20. Rcd1 Ne7 21. Be5 Nd5 22. Bxf6 Nxf6 23. d5 Bf5 24. Nd4 Bd3 25. Rxe8+ Qxe8 26. Re1 Qd7 27. Nc6 Re8 28. Ne5 Qf5 29. g4 Qxe5 30. Rxe5 Rxe5 31. Qf4 Re1+ 32. Kh2 h6 33. d6 Re8 34. Qd4 Nd7 35. Qa7 Ne5 36. Qe7 |
| ECO B10 in 2006 play it! lemmers oscar defeats black's dittmar peter in 49 moves | 1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 Nxd5 6. Nf3 e6 7. Bc4 Be7 8. O-O O-O 9. Re1 Nc6 10. d4 Nxc3 11. bxc3 b6 12. Bd3 Bb7 13. h4 Rc8 14. Ng5 g6 15. Nxh7 Bxh4 16. Nxf8 Qxf8 17. Qg4 Bf6 18. Bg5 Bg7 19. Qh4 Na5 20. Re3 Bd5 21. Rh3 f5 22. Qh7+ Kf7 23. Rh6 Rxc3 24. Qxg6+ Kg8 25. Qh7+ |
| ECO B13 in 2002 play it! lemmers oscar defeats black's seger ruediger in 49 moves | 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. cxd5 Nxd5 6. Nc3 e6 7. a3 Nc6 8. Nf3 Be7 9. Bd3 Bf6 10. O-O Nxc3 11. bxc3 O-O 12. Re1 g6 13. Qc2 Bd7 14. Rb1 Rc8 15. Bh6 Re8 16. Qd2 Na5 17. Ne5 Bh8 18. Qf4 f6 19. Bxg6 hxg6 20. Qg4 Re7 21. Qxg6+ Bg7 22. Ng4 Bc6 23. Nxf6+ Kf8 24. Rxe6 Rf7 25. Qh7 |
| ECO B07 in 1992 play it! lemmers oscar defeats black's de rooy gert in 53 moves | 1. e4 d6 2. g3 g6 3. Bg2 Bg7 4. Ne2 Nf6 5. O-O O-O 6. h3 e5 7. Nbc3 Nc6 8. d3 Bd7 9. f4 Qc8 10. Kh2 exf4 11. Bxf4 Ne5 12. d4 Nc6 13. Qd2 Kh8 14. Bh6 Ng8 15. Bxg7+ Kxg7 16. Rf2 f6 17. Raf1 Nce7 18. Nf4 c6 19. e5 dxe5 20. dxe5 f5 21. e6 Bxe6 22. Qd4+ Rf6 23. g4 Kh6 24. g5+ Kxg5 25. Qe3 Rf7 26. Nxe6+ Kf6 27. Qd4+ |
| ECO B07 in 1992 play it! lemmers oscar defeats black's ellenbroek ton in 63 moves | 1. e4 d6 2. g3 h5 3. Nf3 Nc6 4. Bg2 Bg4 5. h3 Bxf3 6. Bxf3 Qd7 7. d4 O-O-O 8. Be3 g5 9. Bxg5 Bg7 10. c3 Nf6 11. Nd2 Kb8 12. Qe2 Nh7 13. Be3 f5 14. O-O-O fxe4 15. Nxe4 Qf5 16. Nd2 Nf6 17. g4 Qa5 18. Kb1 e5 19. d5 Ne7 20. g5 Nfxd5 21. Nb3 Qa4 22. Bc1 Nf4 23. Qc2 d5 24. h4 Neg6 25. Bxd5 c6 26. Be4 Rxd1 27. Rxd1 Nxh4 28. Rd7 Bf8 29. Bxf4 exf4 30. Rxb7+ Ka8 31. Rc7 Qc4 32. Rc8+ |
| ECO B08 in 2006 play it! lemmers oscar defeats black's van rijn anton in 37 moves | 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 c6 6. Qd2 b5 7. Bd3 Bg4 8. a4 b4 9. Ne2 a5 10. Bh6 Bxh6 11. Qxh6 Bxf3 12. gxf3 Nbd7 13. f4 e5 14. fxe5 dxe5 15. f4 exd4 16. e5 Ng4 17. Qh3 Ne3 18. Nxd4 Nxe5 19. Qxe3 |
| ECO B01 in 1999 play it! lemmers oscar defeats black's tolk peter in 63 moves | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d4 Bf5 6. Nf3 e6 7. Bd2 c6 8. Ne4 Qc7 9. Nxf6+ gxf6 10. Qe2 Be7 11. O-O-O Nd7 12. Nh4 Bg6 13. g3 Nb6 14. Bb3 Qd7 15. Bh6 a5 16. a3 a4 17. Ba2 Nd5 18. c4 Nc7 19. Qf3 Rg8 20. Bf4 b5 21. Nxg6 Rxg6 22. Bxc7 Qxc7 23. cxb5 cxb5+ 24. Kb1 Rd8 25. Qh5 Qb6 26. d5 e5 27. d6 Bxd6 28. Qxh7 Qc7 29. Rd2 b4 30. axb4 Rg4 31. Rhd1 Rxb4 32. Qg8+ |
| ECO B06 in 1992 play it! lemmers oscar defeats black's adriaanse jan in 97 moves | 1. e4 g6 2. g3 Bg7 3. Bg2 c5 4. Ne2 Nc6 5. c3 e6 6. d4 cxd4 7. cxd4 d5 8. e5 b5 9. Nbc3 a6 10. Be3 Bd7 11. O-O Nce7 12. f4 h5 13. h3 Nh6 14. Nc1 Kf8 15. Nd3 Kg8 16. g4 hxg4 17. hxg4 a5 18. a4 b4 19. Nb1 Bc8 20. Nc5 Ba6 21. Nxa6 Rxa6 22. Bf2 Rc6 23. Nd2 Qc7 24. Nb3 Kh7 25. Nc5 Nc8 26. Bf3 Bf8 27. Nd3 Be7 28. Be3 Qa7 29. Rf2 Kg7 30. Rc1 Rxc1 31. Qxc1 Nb6 32. b3 Qb7 33. Rh2 Qc8 34. Nc5 Ng8 35. Rc2 f5 36. exf6+ Nxf6 37. Nd3 Qd8 38. Ne5 Nbd7 39. Rc6 Nxe5 40. dxe5 Ne4 41. Rxe6 Rh3 42. Qc6 Rg3+ 43. Bg2 Rxg4 44. Kf1 Kf7 45. Bb6 Rxf4+ 46. Ke2 Qe8 47. Rxg6 Qxc6 48. Rxc6 Rf2+ 49. Bxf2 |
| ECO B06 in 2001 play it! lemmers oscar defeats black's thiede lars in 95 moves | 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. Be3 c6 6. Qd2 Qa5 7. a3 Nbd7 8. Be2 e5 9. dxe5 dxe5 10. O-O O-O 11. Rfd1 Ng4 12. b4 Qc7 13. Bg5 f6 14. Bc4+ Kh8 15. Bh4 Nh6 16. Qd6 Qxd6 17. Rxd6 Nb6 18. Bb3 Bg4 19. Ne1 Nf7 20. Rd3 Nd8 21. f3 Bc8 22. a4 Re8 23. a5 Nd7 24. Rad1 Re7 25. Bf2 Nf7 26. Bc5 Nxc5 27. Rd8+ Nxd8 28. Rxd8+ Bf8 29. Rxf8+ Kg7 30. Rg8+ Kh6 31. bxc5 b6 32. a6 bxc5 33. Nd3 Bxa6 34. Rxa8 c4 35. Nc5 cxb3 36. cxb3 Bb5 37. Nxb5 cxb5 38. Rb8 Rc7 39. Rxb5 Rc6 40. Ra5 Kg5 41. Kf2 h5 42. b4 Rb6 43. b5 h4 44. g3 h3 45. g4 f5 46. gxf5 gxf5 47. exf5 Kxf5 48. Ne4 |
| ECO B06 in 1998 play it! lemmers oscar defeats black's cekro ekrem in 79 moves | 1. e4 g6 2. d4 d6 3. f4 Bg7 4. Nf3 Nf6 5. Nc3 O-O 6. Bd3 Nc6 7. O-O Bg4 8. e5 dxe5 9. dxe5 Nd5 10. h3 Nxc3 11. bxc3 Bf5 12. Be3 Qd7 13. Qe2 Rad8 14. Rad1 Bxd3 15. cxd3 e6 16. Ng5 f6 17. exf6 Bxf6 18. Ne4 b6 19. Bf2 Bg7 20. Bh4 Rde8 21. Kh1 Na5 22. Rde1 Nb7 23. Bg3 Nd6 24. Nxd6 Qxd6 25. c4 Bc3 26. Rc1 Bd4 27. Qe4 Rf5 28. Rce1 Qd7 29. Bh2 Ra5 30. Re2 Bg7 31. Bg1 c5 32. Rf3 Ra3 33. h4 Qf7 34. g4 Rd8 35. f5 exf5 36. gxf5 gxf5 37. Rxf5 Qd7 38. Bh2 Rxd3 39. Be5 Bxe5 40. Qxe5 |
| ECO B06 in 1996 play it! lemmers oscar defeats black's carlier bruno in 53 moves | 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 Nh6 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 Qb6 9. Ne2 f6 10. g4 fxe5 11. fxe5 Nf7 12. Bg2 Rf8 13. Qb3 Qxb3 14. axb3 Na6 15. c3 e6 16. b4 Kd7 17. h4 Nh6 18. Bh3 Rf3 19. g5 Nf5 20. Bg4 Rd3 21. Bxf5 exf5 22. Kf2 Nxb4 23. cxb4 Rb3 24. Bd2 Rxb2 25. Bc3 Rb3 26. Rh3 Bf8 27. Nc1 |
| ECO B06 in 2001 play it! lemmers oscar defeats black's renet jacques in 39 moves | 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be3 Nf6 6. Qd2 b5 7. Bd3 Qc7 8. O-O O-O 9. a4 b4 10. Ne2 a5 11. Ng3 e5 12. dxe5 dxe5 13. Bh6 c5 14. Bc4 Bb7 15. Bxg7 Kxg7 16. Nf5+ gxf5 17. Qg5+ Kh8 18. Qxf6+ Kg8 19. Ng5 Qc6 20. Bxf7+ |
| ECO B06 in 2000 play it! lemmers oscar defeats black's dornieden manfre in 81 moves | 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. Be2 O-O 6. O-O Nfd7 7. Bg5 c5 8. d5 h6 9. Bf4 b6 10. Qd2 Kh7 11. a4 Ba6 12. Bb5 Bxb5 13. axb5 a5 14. Rfe1 Ne5 15. Bxe5 Bxe5 16. Nxe5 dxe5 17. Nd1 Qc7 18. Ne3 Nd7 19. Nc4 Rad8 20. Rad1 Nb8 21. Qc3 f6 22. Rd2 Rd6 23. Nxd6 exd6 24. Qc4 Qf7 25. c3 Nd7 26. b4 axb4 27. cxb4 f5 28. exf5 Qxf5 29. Ra2 Rf7 30. f3 cxb4 31. Qxb4 Nc5 32. Rea1 e4 33. fxe4 Nxe4 34. Qd4 Nc5 35. Rf2 Qxf2+ 36. Qxf2 Rxf2 37. Ra7+ Kg8 38. Kxf2 Ne4+ 39. Ke3 Nc3 40. Ra8+ Kf7 41. Kd4 |
| ECO B06 in 1992 play it! lemmers oscar defeats black's boogaard corne in 75 moves | 1. e4 g6 2. g3 Bg7 3. Bg2 d6 4. Ne2 Nf6 5. O-O Nc6 6. Nbc3 O-O 7. f4 e6 8. h3 Ne7 9. d3 c6 10. Be3 d5 11. Qe1 Qc7 12. Qf2 Nd7 13. a4 b6 14. g4 f5 15. gxf5 gxf5 16. Kh1 Nf6 17. a5 Rb8 18. e5 Ne8 19. b4 Ng6 20. axb6 axb6 21. Na4 b5 22. Nc5 Qd8 23. Nd4 Bd7 24. Ndxe6 Bxe6 25. Nxe6 Qd7 26. Nxf8 Nxf8 27. Ra7 Qe6 28. Bf3 Ng6 29. Qg3 Rc8 30. Rg1 Rc7 31. Ra8 Bf8 32. c3 Rg7 33. Qf2 Qf7 34. Bh5 Qe6 35. Rb8 Kh8 36. Ra1 Qe7 37. Bc5 Qf7 38. Raa8 |
| ECO B06 in 2000 play it! lemmers oscar defeats black's carlier bruno in 101 moves | 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. Be3 O-O 6. Qd2 e5 7. O-O-O Qe7 8. Bg5 c6 9. h3 b5 10. dxe5 dxe5 11. Qd6 Qxd6 12. Rxd6 Be6 13. Nd2 Rc8 14. Be2 Nbd7 15. Rd1 Ne8 16. Rd3 Nc5 17. Rf3 b4 18. Ncb1 Nd6 19. Bd3 Bxa2 20. Be7 Bf8 21. Bxd6 Bxd6 22. b3 a5 23. Nc4 Bc7 24. Nbd2 a4 25. Kb2 Rd8 26. Kxa2 axb3+ 27. Kb1 bxc2+ 28. Bxc2 Rd4 29. Nb2 Kg7 30. Nb3 Rxd1+ 31. Nxd1 Ne6 32. Rd3 Nf4 33. Rd7 Bb6 34. Rb7 Ba7 35. Rxb4 Nxg2 36. Ra4 Nf4 37. h4 Ng2 38. Ne3 Nxe3 39. fxe3 Kh6 40. Bd1 Rd8 41. Rxa7 Rxd1+ 42. Kc2 Rf1 43. Nd2 Rf2 44. Kd1 Kh5 45. Ke1 Rf6 46. Ke2 Kxh4 47. Nf3+ Kg3 48. Nxe5 Rf2+ 49. Kd3 f6 50. Nxc6 h5 51. Rg7 |
| ECO B06 in 2004 play it! lemmers oscar defeats black's johnsen sylvia in 89 moves | 1. e4 g6 2. d4 c6 3. Nf3 d5 4. Nc3 Bg7 5. h3 dxe4 6. Nxe4 Nd7 7. Bc4 Ngf6 8. Nxf6+ Nxf6 9. O-O O-O 10. Re1 b5 11. Bb3 a5 12. a4 e6 13. Bg5 Qb6 14. Qd2 b4 15. Qf4 Nd5 16. Bxd5 cxd5 17. Bf6 Bxf6 18. Qxf6 Qd8 19. Qf4 f6 20. Re2 Kg7 21. Nd2 Qb6 22. Nb3 Ba6 23. Re3 Rae8 24. Rae1 e5 25. dxe5 fxe5 26. Qg3 e4 27. Rd1 Rf5 28. Nd4 Rf7 29. Ree1 Qf6 30. Rd2 Bc4 31. Red1 Re5 32. Qe3 h6 33. b3 Ba6 34. Nb5 Bxb5 35. axb5 Qf5 36. b6 Kh7 37. Ra1 d4 38. Rxd4 Rb7 39. Rad1 g5 40. Rd6 Qf7 41. Rc6 Re6 42. Rdd6 Rbe7 43. Rxe6 Rxe6 44. Rc7 Re7 45. Qc5 |